From the #1 New York Times bestselling author of the Percy Jackson and the Olympians series Multiple-award-winning author Rick Riordan brings back smart-mouthed Texas P.I. Tres Navarre for his most dangerous case yet. If you think the academic world is deadly dull, you're half right.... When a controversial English professor is found shot to death, Tres Navarre -- P.I. and Ph.D. -- is the only local academic crazy enough to accept the emergency opening...